From: Tanaka Akira <akr@...17n.org>
Date: 2000-08-21T09:32:29+09:00
Subject: [ruby-dev:10659] Re: a regex bug?

In article <E13QXP4-0004kY-00@ev.netlab.zetabits.co.jp>,
  matz@zetabits.com (Yukihiro Matsumoto) writes:

> regexp$B%^%C%A$OM_D%$j$J$N$G!"(B
> 
>   (1+){2}
> 
> $B$KBP$7$F(B 11 $B$r%^%C%A$5$;$k$H!":G=i$N(B1+$B$,N>J}$N(B1$B$r0{$_9~$s$G(B
> $B$7$^$$!"<!$N(B1+$B$K%^%C%A$5$;$k$b$N$,;D$C$F$$$J$$$N$G!"A4BN$H$7(B
> $B$F<:GT$7$^$9!#(B

$B$H$$$&$N$,LdBj$@$H$9$l$P!"(B

% ruby -e '"11" =~ /(1+){2}/ and print $&, "\n"'
1
% 

$B$H$J$k$N$O$J$<$J$s$G$7$g$&(B?
# $B$$$/$i(B + $B$,M_D%$j$H$O$$$($I!"A4BN$,<:GT$9$k$O$a$K$J$l$PEG$-=P$9$N$G(B
# $B$O$J$$$G$7$g$&$+(B?

> $B$3$l$O$3$&$$$&$b$N$@$H9M$($F$b$i$&J}$,NI$$$H;W$$$^$9!#$h$j>\(B
> $B$7$/$O!X>\@b!&@55,I=8=!Y(B($B%*%i%$%j!<!&%8%c%Q%s!?%*!<%`<R(B)$B$r;2(B
> $B>H$7$F$/$@$5$$!#(B

$B$3$l$rFI$s$@>e$G$NM}2r$H$7$F$O!"(BNFA ($B$H$$$&L>A0$G;2>H$5$l$F$$$k%P%C%/(B
$B%H%i%C%-%s%07?$N(B)$B%(%s%8%s$O:GD9$G$J$$$b$N$GK~B-$7$F$7$^$&2DG=@-$O$"$k(B
$B$K$7$F$b!"%^%C%A2DG=$J$b$N$KBP$7$F%^%C%A$K<:GT$9$k$3$H$O$J$$!"$H;W$C$F(B
$B$$$?$s$G$9$,!#(B
-- 
[$BEDCf(B $BE/(B][$B$?$J$+(B $B$"$-$i(B][Tanaka Akira]
$B!V$^$!!"$o$?$7$C$F!"J!$N?@$@$C$?$N$M$(C"=$B!W(B($B%X%C%]%3$"$s$F$#!A$/(B, $B@6?eJ82=(B)